Not multiple choice. (Stats)

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

Determine the common ratio and find the next three terms of the geometric sequence. 10, 2, 0.4, a. 0.2; -0.4, -2, -10 c. 0.02; 0.08, 0.016, 0.0032 b. 0.02; -0.4, -2, -10 d. 0.2; 0.08, 0.016, 0.0032 select the best answer from the choices provided a b c d

When solving a logarithm equation, how do you find the missing variable ?